watchdog: rti-wdt: Add missing pm_runtime_disable() in probe function

commit d055ef3a2c6919cff504ae3b710c96318d545fd2 upstream.

If the probe fails, we should use pm_runtime_disable() to balance
pm_runtime_enable().

Fixes: 2d63908bdbfb ("watchdog: Add K3 RTI watchdog support")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20220105092114.23932-1-linmq006@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/watchdog/rti_wdt.c b/drivers/watchdog/rti_wdt.c
index 359302f..ae7f935 100644 (file)
--- a/drivers/watchdog/rti_wdt.c
+++ b/drivers/watchdog/rti_wdt.c
@@ -229,6 +229,7 @@ static int rti_wdt_probe(struct platform_device *pdev)
        ret = pm_runtime_get_sync(dev);
        if (ret) {
                pm_runtime_put_noidle(dev);
+               pm_runtime_disable(&pdev->dev);
                return dev_err_probe(dev, ret, "runtime pm failed\n");
        }